Support bracket for biomarine breathing apparatus



FIG. 1 is a front perspective view of a support bracket for biomarine breathing apparatus embodying the new design;

FIG. 2 is a front elevation of the bracket as shown in FIG. 1;

FIG. 3 is a side elevation of the bracket as shown in FIG. 1; and

FIG. 4 is a top plan view of the bracket as shown in FIG. 1. 

The ornamental design for a support bracket for biomarine breathing apparatus, as shown and described. 